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Finding the Fourth Proportional to 339,520.06, 468,537.59 and 186,568.11

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Solution

The fourth proportional to 339,520.06, 468,537.59 and 186,568.11 is: 257,463.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,520.06 : 468,537.59 = 186,568.11 : x
  2. Step 2: Convert to fraction form
    339,520.06/468,537.59 = 186,568.11/x
  3. Step 3: Cross multiply
    339,520.06x = 468,537.59 × 186,568.11
  4. Step 4: Simplify right side
    339,520.06x = 87,414,172,630.25
  5. Step 5: Solve for x
    x = 87,414,172,630.25/339,520.06
  6. Step 6: Final answer
    x = 257,463.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.